About the Authors

Mark J. Hamilton

markhamilton1@nhs.net

Affiliations West of Scotland Clinical Genetics Service, Queen Elizabeth University Hospital, Glasgow, United Kingdom, Institute of Molecular, Cell and Systems Biology, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, United Kingdom

Yvonne Robb

Affiliation Clinical Genetics Service, Western General Hospital, Edinburgh, United Kingdom

Sarah Cumming

Affiliation Institute of Molecular, Cell and Systems Biology, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, United Kingdom

Helen Gregory

Affiliation North of Scotland Clinical Genetics Service, Ashgrove House, Foresterhill Health Campus, Aberdeen, United Kingdom

Alexis Duncan

Affiliation West of Scotland Clinical Genetics Service, Queen Elizabeth University Hospital, Glasgow, United Kingdom

Monika Rahman

Affiliation West of Scotland Clinical Genetics Service, Queen Elizabeth University Hospital, Glasgow, United Kingdom

Anne McKeown

Affiliation West of Scotland Clinical Genetics Service, Queen Elizabeth University Hospital, Glasgow, United Kingdom

Catherine McWilliam

Affiliation Human Genetics Unit, Ninewells Hospital, Dundee, United Kingdom

John Dean

Affiliation North of Scotland Clinical Genetics Service, Ashgrove House, Foresterhill Health Campus, Aberdeen, United Kingdom

Alison Wilcox

Affiliation West of Scotland Clinical Genetics Service, Queen Elizabeth University Hospital, Glasgow, United Kingdom

Maria E. Farrugia

Affiliation Department of Neurology, Institute of Neurological Sciences, Queen Elizabeth University Hospital, Glasgow, United Kingdom

Anneli Cooper

Affiliation Institute of Molecular, Cell and Systems Biology, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, United Kingdom

Josephine McGhie

Affiliation Institute of Molecular, Cell and Systems Biology, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, United Kingdom

Berit Adam

Affiliation Institute of Molecular, Cell and Systems Biology, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, United Kingdom

Richard Petty

Affiliation Department of Neurology, Institute of Neurological Sciences, Queen Elizabeth University Hospital, Glasgow, United Kingdom

The Scottish Myotonic Dystrophy Consortium

Membership of the The Scottish Myotonic Dystrophy Consortium is provided in the acknowledgements.

Cheryl Longman

Affiliation West of Scotland Clinical Genetics Service, Queen Elizabeth University Hospital, Glasgow, United Kingdom

Iain Findlay

Affiliation Inherited Cardiac Conditions Service, Queen Elizabeth University Hospital, Glasgow, United Kingdom

Alan Japp

Affiliation Centre for Cardiovascular Science, Queens Medical Research Institute, University of Edinburgh, Edinburgh, United Kingdom

Darren G. Monckton

Affiliation Institute of Molecular, Cell and Systems Biology, College of Medical, Veterinary and Life Sciences, University of Glasgow, Glasgow, United Kingdom

Martin A. Denvir

Affiliation Centre for Cardiovascular Science, Queens Medical Research Institute, University of Edinburgh, Edinburgh, United Kingdom

Competing Interests

DGM is on the scientific advisory board for AMO Pharma and has been a consultant of Biogen Idec. This does not alter our adherence to PLOS ONE policies on sharing data and materials.

Author Contributions

Conceptualization: YR HG CM MEF RP CL IF DGM AJ MAD SMDC. Data curation: MJH YR SC HG AD MR AM CM AW AC JM BA MAD DGM. Formal analysis: MJH AJ DGM MAD. Funding acquisition: MJH MEF AJ DGM MAD. Investigation: MJH YR SC HG AD MR AM AW AC JM BA DGM JD. Methodology: YR HG MEF RP SMDC CL IF AJ DGM MAD. Project administration: SMDC IF CL DGM MAD. Resources: JM BA IF DGM MAD. Software: BA. Supervision: DGM MAD MEF JD SMDC. Validation: MJH MAD. Visualization: MJH RP CL AJ DGM MAD. Writing – original draft: MJH RP MEF DGM MAD. Writing – review & editing: MJH RP DGM MAD CL MEF AJ JD SMDC.